'Sometimes I feel like I'm dying': Slipknot's Clown needs heart surgery Shawn 'Clown' Crahan of Slipknot is to undergo a "very easy" heart surgery. 10 May 2026 Slipknot's Clown needs to undergo heart surgery. Shawn 'Clown' Crahan needs heart surgery The 56-year-old percussionist - whose real name is Shawn Crahan - often feels like he is "dying" as a result of the organ "skipping" beats so he is preparing to go under the knife for a "very easy" procedure to correct the issue.